Add 84/42 and 5/56
1st number: 2 0/42, 2nd number: 5/56
84/42 + 5/56 is 117/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
84/42 = 84 × 4/42 × 4 = 336/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
5/56 = 5 × 3/56 × 3 = 15/168 - Add the two like fractions:
336/168 + 15/168 = 336 + 15/168 = 351/168 - 351/168 simplified gives 117/56
- So, 84/42 + 5/56 = 117/56
In mixed form: 25/56
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